| 摘要 |
An information communication system formed by plural nodes, mutually connected through a communication route, the nodes including: a memory means for memorizing node information indicating a candidate node of information transfer destination; a participation request information transfer means for judging whether node information indicating a node of a transfer destination in response to information of the participation request node is memorized, when participation request information is received, and for transferring the participation request information to the node when the node information is memorized; an existence confirmation information sending means for judging whether information of other than the transfer destination is memorized when the participation request information is received, and for sending existence confirmation information to the node when the information other than the transfer destination is memorized; and a means for sending return information to the participation request node device when the existence confirmation information is received.
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